/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.action.admin.cluster.node.info;
import org.elasticsearch.action.FailedNodeException;
import org.elasticsearch.action.support.nodes.BaseNodesResponse;
import org.elasticsearch.cluster.ClusterName;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.xcontent.ToXContent;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentFactory;
import java.io.IOException;
import java.util.List;
import java.util.Map;
public class NodesInfoResponse extends BaseNodesResponse<NodeInfo> implements ToXContent {
public NodesInfoResponse() {
}
public NodesInfoResponse(ClusterName clusterName, List<NodeInfo> nodes, List<FailedNodeException> failures) {
super(clusterName, nodes, failures);
}
@Override
protected List<NodeInfo> readNodesFrom(StreamInput in) throws IOException {
return in.readList(NodeInfo::readNodeInfo);
}
@Override
protected void writeNodesTo(StreamOutput out, List<NodeInfo> nodes) throws IOException {
out.writeStreamableList(nodes);
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.startObject("nodes");
for (NodeInfo nodeInfo : getNodes()) {
builder.startObject(nodeInfo.getNode().getId());
builder.field("name", nodeInfo.getNode().getName());
builder.field("transport_address", nodeInfo.getNode().getAddress().toString());
builder.field("host", nodeInfo.getNode().getHostName());
builder.field("ip", nodeInfo.getNode().getHostAddress());
builder.field("version", nodeInfo.getVersion());
builder.field("build_hash", nodeInfo.getBuild().shortHash());
if (nodeInfo.getTotalIndexingBuffer() != null) {
builder.byteSizeField("total_indexing_buffer", "total_indexing_buffer_in_bytes", nodeInfo.getTotalIndexingBuffer());
}
builder.startArray("roles");
for (DiscoveryNode.Role role : nodeInfo.getNode().getRoles()) {
builder.value(role.getRoleName());
}
builder.endArray();
if (!nodeInfo.getNode().getAttributes().isEmpty()) {
builder.startObject("attributes");
for (Map.Entry<String, String> entry : nodeInfo.getNode().getAttributes().entrySet()) {
builder.field(entry.getKey(), entry.getValue());
}
builder.endObject();
}
if (nodeInfo.getSettings() != null) {
builder.startObject("settings");
Settings settings = nodeInfo.getSettings();
settings.toXContent(builder, params);
builder.endObject();
}
if (nodeInfo.getOs() != null) {
nodeInfo.getOs().toXContent(builder, params);
}
if (nodeInfo.getProcess() != null) {
nodeInfo.getProcess().toXContent(builder, params);
}
if (nodeInfo.getJvm() != null) {
nodeInfo.getJvm().toXContent(builder, params);
}
if (nodeInfo.getThreadPool() != null) {
nodeInfo.getThreadPool().toXContent(builder, params);
}
if (nodeInfo.getTransport() != null) {
nodeInfo.getTransport().toXContent(builder, params);
}
if (nodeInfo.getHttp() != null) {
nodeInfo.getHttp().toXContent(builder, params);
}
if (nodeInfo.getPlugins() != null) {
nodeInfo.getPlugins().toXContent(builder, params);
}
if (nodeInfo.getIngest() != null) {
nodeInfo.getIngest().toXContent(builder, params);
}
builder.endObject();
}
builder.endObject();
return builder;
}
@Override
public String toString() {
try {
XContentBuilder builder = XContentFactory.jsonBuilder().prettyPrint();
builder.startObject();
toXContent(builder, EMPTY_PARAMS);
builder.endObject();
return builder.string();
} catch (IOException e) {
return "{ \"error\" : \"" + e.getMessage() + "\"}";
}
}
}